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      Home / Race / Annex Si
      Annex Si
      Annex Si

      Haro Bikes

      21521

      Annex Si

      $349.99

      *Actual retail price may vary based on any added dealer freight, tax, and assembly fees

      With its 19.5" top tube alloy frame, the Annex Si is a great starting point for riders who are considering hitting the local BMX track for the first time but also want a bike that can handle every day riding. The 165mm cranks and 40/16 gearing make pedaling a breeze whether on the track or on the way to school and the stylish BMX race inspired graphics are sure to catch attention.

      Customer Reviews

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      H
      H.
      Very good

      Very awesome bike runs great

      Features

      • 6061 alloy frame with 3D dropouts with integrated chain tensioners, 19.5" top tube
      • Full hi-ten fork with 1 1/8" threadless steer tube
      • Hi-ten 7.5" bar and Haro alloy front load stem
      • 1-piece 165mm crank with USA loose ball BB
      • 40/16t gearing
      • Haro padded fully adjustable seat
      • Kenda Kontact 20x1.95" front and 1.75" rear tires
      • Promax V-Brake and lever
      Specifications
      FRAMESET
      Frame6061 Series Alloy Frame w/ 3D Dropouts w/ Built In Chain Tensioners
      ForkHi-Ten 1 1/8" Threadless
      ColorsBlack, Matte Green
      Weight22.3 lbs
      DRIVETRAIN
      CranksSteel 1-pc, 165mm
      Bottom BracketLoose Ball American BB
      Sprocket40t Steel
      Gearing40/16
      PedalsNylon, 1/2"
      ChainKMC 410
      Cassette16T Freewheel
      WHEELS
      TiresKenda "Kontact" 20 x 1.95" Front / 20 x 1.75" Rear
      HubsFront: Alloy 36h, Loose Ball Rear: Alloy Flip-Flop 36h, Loose Ball
      Front Hub36H Steel, Loose-ball
      Rear Hub36H Steel, Loose-ball
      Axle145mm Front, 165mm Rear
      Rims20" Alloy 36h, Single Wall
      BRAKING SYSTEM
      BrakePromax MV-295L Alloy V-Brake
      Brake LeverPromax XL-378 Alloy Lever
      OTHER COMPONENTS
      GripsMicro Knurl Grips
      HandlebarHi-Ten, 7.5" Rise
      StemForged Alloy Top-Load, 45mm Ext.
      HeadsetThreadless Loose Ball, 1 1/8"
      SeatHaro Padded Adjustable
      Seat PostSteel, 25.4mm
      Seat Post ClampAlloy, 28.6mm
      Frame reference chart
      Geometry & Sizing
      SizeA. Head AngleB. Seat AngleC. Top TubeD. Seat TubeE. ChainstayF. BB HeightG. Stand Over
      2074°70°19.5 (495 mm)9.8 (250 mm)13.9 (352 mm)11.5 (293 mm)21.5 (546 mm)
      Sizing Guidelines

      outline of a person representing an estimated height of 3 foot 6 inches to 4 foot tall MICRO MINI
      ages 4 - 5
      3'6" - 4'

      outline of a person representing an estimated height of 4 foot to 4 foot 5 inches tall Mini
      ages 5 - 7
      4' - 4'5"

      outline of a person representing an estimated height of 4 foot 5 inches to 4 foot 9 inches tall JUNIOR
      ages 7 - 9
      4'5" - 4'9"

      outline of a person representing an estimated height of 4 foot 8 inches to 5 foot 4 inches tall EXPERT
      ages 9 - 11
      4'8" - 5'4"

      outline of a person representing an estimated height of 5 feet 3 inches to 5 feet 8 inches tall EXPERT XL
      ages 11 - 12
      5'3" - 5'8"

      outline of a person representing an estimated height of 5 feet 6 inches to 5 feet 10 inches tall PRO
      ages 13+
      5'6" - 5'10"

      outline of a person representing an estimated height of 5 feet 9 inches to 6 foot tall PRO XL
      ages 13+
      5'9" - 6'

      outline of a person representing an estimated height of 5 foot 10 inches and above PRO 24
      ages 13+
      5'10" and up

       

      *Specifications are subject to change without notice

      *Actual retail price may vary based on any added dealer freight, tax, and assembly fees

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